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satellite相关的网络例句

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与 satellite 相关的网络例句 [注:此内容来源于网络,仅供参考]

with the development of satellite navigation communication,antenna is a very important unit,performance of the satellite navigation communication system is affected by it partly.a new type of bifilar helix for satellite navigation communication system is introduced,and the traving-wave bifilar helix is analyzed briefly.meanwhile,the design and the test results are given.the results show that the antenna possesses excellent circular hemispherical beam with wide angle circular polarization and better impedance match,and has a compact structure and high integration.it can be applied in caps systems successful.

小 摘要:随着卫星导航通信技术的迅速发展,天线作为卫星导航通信系统中的重要部分,在一定程度上决定着卫星导航通信系统的性能。介绍一种用于卫星导航通信系统的双臂螺旋天线,讲述爬行波式螺旋天线的设计过程,并给出最终测试结果。结果表明,该天线具有优良的圆对称半球波束,良好的广角圆极化特性和优良的阻抗匹配特性,其结构简单、紧凑,为通信入站回传提供了一种优良的选择。

According to the characteristics of altimetric satellite's orbit, this thesis systematically studies the theory and methods of satellite altimeter data processing. The content includes the analysis of satellite's radial error in time domain and in space domain, the spectra characteristics of collinear tracks and crossover points distribution, the integral method and the computation and analysis of Topex altimeter data.

本文针对测高卫星轨道及地面轨迹所独有的特点,较系统地研究了卫星测高数据处理的理论与方法,内容涵盖了测高卫星径向轨道误差的时域特征分析与空域特征分析、共线轨迹与交叉点分布等的谱特征、整体求解法的研究以及Topex测高数据的初步计算与分析。

It to study the application of satellite motion theory and satellite observations, to solve the Earth's surface point position, shape of the Earth, the Earth elevation, location of plate movement and other issues involving , motion, deformation and gravity field, the creation of satellite geodetic network as the state's basic control network.

它研究应用卫星运动理论和卫星观测,解决地球表面点位置、地球形状、地球高程、板块运动等涉及位置、运动、形变以及重力场的问题,建立卫星大地网作为国家基本控制网。

Product features: 1, automatic satellite system power automatically begin searching and tracking satellites; 2, Express to capture the use of WRS algorithm for finding stars at Express looking for about 15 seconds to track satellites; 3, receive real-time tracking of satellite signals, high-speed DVB identification code in order to achieve continuous flow of radio and television programs to watch; 4, automatic identification in the frequency and be able to accurately identify the location on the target satellite; 5, scanning electron velocity EBF sweep mode to ensure that the system 100 times per second tracking sweep speed, so that the antenna system to ensure that the system at all under any uninterrupted for watching satellite television programs and allowing the system to greatly increase the service life; 6, self-diagnosis can be their own fault diagnostic equipment, including communication links, sensors, drives, etc..

产品功能:1,自动寻星系统通电后自动开始搜索跟踪卫星;2,快速捕捉利用WRS寻星算法在15 秒左右快速寻找到跟踪卫星;3,接收信号实时跟踪卫星,高速识别DVB 码流以实现连续收看广播电视节目;4,自动识别能够在频率和位置上准确的辨别目标卫星;5,电子波速扫描 EBF扫模式保证了系统每秒100次的跟踪扫速度,使天线系统保证系统在任何条下都能不间断的收看卫星电视节目且使系统的使用寿命大大增加;6,自我诊断可以自行诊断设备故障,包括通信链路、传感器、驱动装置等。

And then, according to the kind of satellite and the requirements for geodetic and astrometric study and the geometry of GNSS satellite to track the space VLBI satellite, the six Keplerian elements of Chinese space VLBI satellite are selected and determined.

以及采用此程序,设计了我国空间VLBI卫星的遥控跟踪网,研究了此网对我国空间VLBI卫星的跟踪效率,给出了分析结果。

Hunan Satellite TV With the "Happy Camp" program founder, the highly creative, leading interactive entertainment programs throughout the country in an endless stream of Hunan Satellite TV,"Super Girls","State of the ball ceremony" and other popular activities in the country's major television unrefunded heat,"Happy Male","To dream of war" and bring "joy and dreams," from viewers in order to provide a rich and colorful, dazzling at the same time an integrated experience, as well as Hunan Satellite TV to shape China's first TV entertainment brand image, greatly enhanced the competitiveness of Hunan Satellite TV and influence.

随着湖南卫视《快乐大本营》节目的创办,这种极具创意、引领全国的互动娱乐节目在湖南卫视层出不穷,《超级女声》、《国球大典》等火爆全国的大型电视活动余热未退,《快乐男声》、《为梦想而战》又携&快乐与梦想&而来,他们在为电视观众提供了丰富多彩、目眩神迷的综合体验的同时,也为湖南卫视塑造了中国第一电视娱乐品牌的形象,大大提升了湖南卫视的竞争力与影响力。

Hunan Satellite TV With the "Happy Camp" program founder, the highly creative, leading interactive entertainment programs throughout the country in an endless stream of Hunan Satellite TV,"Super Girls","State of the ball ceremony" and other popular activities in the country's major television unrefunded heat,"Happy Male","To dream of war" and bring "joy and dreams," from viewers in order to provide a rich and colorful, dazzling at the same time an integrated experience, as well as Hunan Satellite TV to shape China's first TV entertainment brand image, greatly enhanced the competitiveness of Hunan Satellite TV and influence.

91代写事务所专业提供各种论文代写、论文发表服务,以及演讲、报告等各种文案代写服务,欢迎来电咨询。摘要随着湖南卫视《快乐大本营》节目的创办,这种极具创意、引领全国的互动娱乐节目在湖南卫视层出不穷,《超级女声》、《国球大典》等火爆全国的大型电视活动余热未退,《快乐男声》、《为梦想而战》又携&快乐与梦想&而来,他们在为电视观众提供了丰富多彩、目眩神迷的综合体验的同时,也为湖南卫视塑造了中国第一电视娱乐品牌的形象,大大提升了湖南卫视的竞争力与影响力。

In order to improve the inspection technologies of satellite interference, 5 kinds of technologies of satellite interference and integrated judgement-spectrum analysis, helix inspection, PID, S/N and signal vector were put forward. The automatic inspection system of interference of satellite TV has been built according to these inspected technologies and technology of network. The system adopts comparison of spectrum template, calibration of beaconing, mode identification, telemetering pick-up technology and improve the inspection technology of satellite interference. The alarm limits haw been defined through a lot of emulational tests, so that the system become feasible. The system has a good effect and makes up the blank of inspection technologies of interference in our country to some extent.

为了提高卫星干扰监测水平,提出了频谱监测、螺流监测、PID监测、S/N监测和信号矢量图监测等五种监测技术和干扰综合判断方法:根据这些技术手段和方法,并利用计算机网络技术,建立了卫星电视干扰信号自动监测系统;该系统利用网络化设计,采用频谱模板比对,卫星信标电平校准、信号模式识别、卫星遥测信号提取等技术,提高了卫星干扰监测的准确度和自动化程度;通过大最的仿真测试,设定告警门限,使系统的漏警率和误警率达到实用要求;该系统应用于干扰监测工作中,起到了很好的效果;在一定程度上弥补了国内通信干扰监测的空白。

Plenty and purified satellite cells are obtained with these methods.IGF-1 could promote the proliferation and differentiation of mouse skeletal muscle satellite cell. Adequate single satellite cell could be obtained by frequent passaging method and the preparation are ready for for satellite cell transplanting.

结果:此方法可以获得足量、纯度较高的肌卫星细胞,适宜浓度的IGF对肌卫星细胞有较强的促增殖及促分化作用,频繁传代可以获取足量的单个肌卫星细胞,为肌卫星细胞移植做好了前期准备。

Electromagnetic compatibility and Radio spectrum Matters;ElectroMagnetic Compatibility standard for Very Small Aperture Terminal, Satellite News Gathering, Satellite Interactive Terminals and Satellite User Terminals Earth Stations operated in the frequency rangesbetween 4 GHz and 30 GHz in the Fixed Satellite Service FSS

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推荐网络例句

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力